Meiotic Recombination

New insights in the regulation of genetic information exchange

A study published in Nature Plants reveals that chromosome pairing plays a crucial role in regulating genetic material distribution in plants. Researchers found that the telomeres, specifically located at the ends of chromosomes, are the key players in controlling crossing-over activity, which ensures genetic diversity among offspring.

SourceMax Planck Institute for Plant Breeding Research·JournalNature Plants·TypeExperimental study·DateFeb 9, 2024

Unraveling the molecular basis of Dmc1 filament assembly in homologous recombination

A research team sheds light on Dmc1 filament assembly mechanisms using single-molecule experiments. Swi5-Sfr1 and Hop2-Mnd1 proteins regulate Dmc1 assembly through distinct mechanisms, promoting efficient strand exchange during homologous recombination.

SourceTokyo Institute of Technology·JournalNucleic Acids Research·TypeExperimental study·DateJul 19, 2023

CalDigit TS4 Thunderbolt 4 Dock

CalDigit TS4 Thunderbolt 4 Dock simplifies serious desks with 18 ports for high-speed storage, monitors, and instruments across Mac and PC setups.

IPK researcher use TurboID to uncover new meiotic proteins in Arabidopsis thaliana

A recent study using TurboID identified 39 new meiotic proteins in Arabidopsis thaliana, including both known and novel candidates. The research provides valuable insights into the genetic variation and plant reproduction processes.

SourceLeibniz Institute of Plant Genetics and Crop Plant Research·JournalNature Plants·DateMar 13, 2023

Discovery of a novel gene involved in DNA damage repair and male fertility

A research group at Kumamoto University has discovered a novel gene, C19ORF57, involved in meiotic recombination during sperm production. The gene plays a crucial role in repairing DNA damage, which is essential for maintaining male fertility.

SourceKumamoto University·JournalCell Reports·DateJun 4, 2020

Genetics Society of America awards 2019 GSA Medal to Anne Villeneuve

Anne Villeneuve, PhD, receives the 2019 Genetics Society of America Medal for her groundbreaking research on meiosis and chromosome inheritance. Her work has significantly impacted our understanding of major aspects of the meiotic program.

SourceGenetics Society of America·DateMay 9, 2019

Kestrel 3000 Pocket Weather Meter

Kestrel 3000 Pocket Weather Meter measures wind, temperature, and humidity in real time for site assessments, aviation checks, and safety briefings.

Protein function repairing genetic damage in spermatogenesis identified

A study by the Universitat Autonoma de Barcelona revealed that the ATR protein is essential for proper meiotic recombination and genetic material exchange in spermatocytes. Inhibiting this protein causes anomalies that block spermatogenesis, leading to a programmed cell death.

SourceUniversitat Autonoma de Barcelona·JournalNature Communications·DateJul 9, 2018

Environmental triggers may promote human genetic variation

Researchers found that oxidized nucleobases in human DNA are associated with hotspots of genetic recombination and polymorphism. The distribution of these abnormally placed adenine nucleotides is not random but clustered in chromosomal regions with high meiotic recombination rates.

SourceCold Spring Harbor Laboratory·JournalGenome Research·DateApr 30, 2006